Re: [PATCH] Get normalized paths for comparing NFS export paths

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On 03/04/2012 09:04 PM, Myklebust, Trond wrote:
> On Sun, 2012-03-04 at 19:03 -0500, Steve Dickson wrote:
>>
>> On 03/04/2012 06:26 PM, Myklebust, Trond wrote:
>>> On Sun, 2012-03-04 at 17:58 -0500, Steve Dickson wrote:
>>>> So to restate... this normalizing of the path names (aka striping 
>>>> multiple slashes or added the leading slash) only need to occur on 
>>>> (successful) v4 mounts... Although the former would not be an 
>>>> problem with v2/v3 mounts but its not needed....
>>>
>>> Normalising for v4 only is OK as far as I'm concerned, but as an
>>> alternative: is there any reason why you can't just grab the path from
>>> '/proc/mounts'?
>>>
>> Well in some distros /etc/mtab is symbolically linked to /proc/mounts
>> so this problem does not exist. But from what I've been told not
>> all distros do that. Plus being backward compatible with older 
>> release of distro is a good thing... IMHO...
> 
> Which is why I'm asking you if you can't copy from /proc/mounts. Distros
> which already have a symlink betweek /etc/mtab and /proc/mounts don't
> have any of these problems...
> 
Personally I think it simpler to just normalize the paths before 
writing it to the mtab verses open up and searching /proc/mounts
esp on client where there is large amount of mounts...  

steved.
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